20401718400

素因数分解:

$2^7\times 3^3\times 5^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:187

約数の個数: 1152

約数和(自身を含む): 89396064000

約数和(自身を除く): 68994345600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 50, 54, 56, 60, 61, 63, 64, 70, 72, 75, 79, 80, 84, 90, 96, 98, 100, 105, 108, 112, 120, 122, 126, 128, 135, 140, 144, 147, 150, 158, 160, 168, 175, 180, 183, 189, 192, 196, 200, 210, 216, 224, 225, 237, 240, 244, 245, 252, 270, 280, 288, 294, 300, 305, 315, 316, 320, 336, 350, 360, 366, 378, 384, 392, 395, 400, 420, 427, 432, 441, 448, 450, 474, 480, 488, 490, 504, 525, 540, 549, 553, 560, 576, 588, 600, 610, 630, 632, 640, 672, 675, 700, 711, 720, 732, 735, 756, 784, 790, 800, 840, 854, 864, 882, 896, 900, 915, 945, 948, 960, 976, 980, 1008, 1050, 1080, 1098, 1106, 1120, 1152, 1176, 1185, 1200, 1220, 1225, 1260, 1264, 1281, 1323, 1344, 1350, 1400, 1422, 1440, 1464, 1470, 1512, 1525, 1568, 1575, 1580, 1600, 1647, 1659, 1680, 1708, 1728, 1764, 1800, 1830, 1890, 1896, 1920, 1952, 1960, 1975, 2016, 2100, 2133, 2135, 2160, 2196, 2205, 2212, 2240, 2352, 2370, 2400, 2440, 2450, 2520, 2528, 2562, 2646, 2688, 2700, 2745, 2765, 2800, 2844, 2880, 2928, 2940, 2989, 3024, 3050, 3136, 3150, 3160, 3200, 3294, 3318, 3360, 3416, 3456, 3528, 3555, 3600, 3660, 3675, 3780, 3792, 3843, 3871, 3904, 3920, 3950, 4032, 4200, 4266, 4270, 4320, 4392, 4410, 4424, 4480, 4575, 4704, 4725, 4740, 4800, 4819, 4880, 4900, 4977, 5040, 5056, 5124, 5292, 5400, 5490, 5530, 5600, 5688, 5760, 5856, 5880, 5925, 5978, 6048, 6100, 6272, 6300, 6320, 6405, 6588, 6615, 6636, 6720, 6832, 7056, 7110, 7200, 7320, 7350, 7560, 7584, 7686, 7742, 7808, 7840, 7900, 8064, 8235, 8295, 8400, 8532, 8540, 8640, 8784, 8820, 8848, 8967, 9150, 9408, 9450, 9480, 9600, 9638, 9760, 9800, 9954, 10080, 10112, 10248, 10584, 10665, 10675, 10800, 10980, 11025, 11060, 11200, 11376, 11529, 11613, 11712, 11760, 11850, 11956, 12096, 12200, 12600, 12640, 12810, 13176, 13230, 13272, 13440, 13664, 13725, 13825, 14112, 14220, 14400, 14457, 14640, 14700, 14931, 14945, 15120, 15168, 15372, 15484, 15680, 15800, 16470, 16590, 16800, 17064, 17080, 17280, 17568, 17640, 17696, 17775, 17934, 18300, 18816, 18900, 18960, 19215, 19276, 19355, 19520, 19600, 19908, 20160, 20496, 21168, 21330, 21350, 21600, 21960, 22050, 22120, 22400, 22752, 23058, 23226, 23424, 23520, 23700, 23912, 24095, 24192, 24400, 24885, 25200, 25280, 25620, 26352, 26460, 26544, 26901, 27328, 27450, 27650, 28224, 28440, 28800, 28914, 29280, 29400, 29862, 29890, 30240, 30336, 30744, 30968, 31360, 31600, 32025, 32940, 33075, 33180, 33600, 33733, 34128, 34160, 34839, 35136, 35280, 35392, 35550, 35868, 36600, 37800, 37920, 38430, 38552, 38710, 39040, 39200, 39816, 40320, 40992, 41175, 41475, 42336, 42660, 42700, 43200, 43371, 43920, 44100, 44240, 44835, 45504, 46116, 46452, 47040, 47400, 47824, 48190, 48800, 49770, 50400, 50560, 51240, 52704, 52920, 53088, 53325, 53802, 54656, 54900, 55300, 56448, 56880, 57645, 57828, 58065, 58560, 58800, 59724, 59780, 60480, 61488, 61936, 63200, 64050, 65880, 66150, 66360, 67200, 67466, 68256, 68320, 69678, 70272, 70560, 70784, 71100, 71736, 72285, 73200, 74655, 74725, 75600, 75840, 76860, 77104, 77420, 78400, 79632, 80703, 81984, 82350, 82950, 84672, 85320, 85400, 86400, 86742, 87840, 88200, 88480, 89670, 91008, 92232, 92904, 94080, 94800, 95648, 96075, 96380, 96775, 97600, 99540, 100800, 101199, 102480, 104517, 105408, 105840, 106176, 106650, 107604, 109800, 110600, 113760, 115290, 115656, 116130, 117120, 117600, 119448, 119560, 120475, 120960, 122976, 123872, 124425, 126400, 128100, 130113, 131760, 132300, 132720, 134505, 134932, 136512, 136640, 139356, 141120, 142200, 143472, 144570, 146400, 149310, 149450, 151200, 151680, 153720, 154208, 154840, 156800, 159264, 161406, 163968, 164700, 165900, 168665, 169344, 170640, 170800, 173484, 174195, 175680, 176400, 176960, 179340, 184464, 185808, 189600, 191296, 192150, 192760, 193550, 195200, 199080, 201600, 202398, 204960, 209034, 210816, 211680, 212352, 213300, 215208, 216855, 219600, 221200, 224175, 227520, 230580, 231312, 232260, 235200, 236131, 238896, 239120, 240950, 245952, 247744, 248850, 252800, 256200, 260226, 263520, 264600, 265440, 269010, 269864, 273024, 273280, 278712, 282240, 284400, 286944, 288225, 289140, 290325, 292800, 298620, 298900, 302400, 303597, 307440, 308416, 309680, 318528, 322812, 329400, 331800, 337330, 341280, 341600, 346968, 348390, 351360, 352800, 353920, 358680, 361425, 368928, 371616, 373275, 379200, 382592, 384300, 385520, 387100, 398160, 403515, 404796, 409920, 418068, 423360, 426600, 430416, 433710, 439200, 442400, 448350, 455040, 461160, 462624, 464520, 470400, 472262, 477792, 478240, 481900, 491904, 495488, 497700, 505995, 512400, 520452, 522585, 527040, 529200, 530880, 538020, 539728, 557424, 568800, 573888, 576450, 578280, 580650, 585600, 597240, 597800, 604800, 607194, 614880, 616832, 619360, 637056, 645624, 650565, 658800, 663600, 672525, 674660, 682560, 683200, 693936, 696780, 705600, 708393, 717360, 722850, 737856, 743232, 746550, 758400, 768600, 771040, 774200, 796320, 807030, 809592, 819840, 836136, 843325, 846720, 853200, 860832, 867420, 870975, 878400, 884800, 896700, 910791, 922320, 925248, 929040, 944524, 955584, 956480, 963800, 995400, 1011990, 1024800, 1040904, 1045170, 1054080, 1058400, 1061760, 1076040, 1079456, 1084275, 1114848, 1137600, 1147776, 1152900, 1156560, 1161300, 1180655, 1194480, 1195600, 1214388, 1229760, 1238720, 1291248, 1301130, 1317600, 1327200, 1345050, 1349320, 1365120, 1366400, 1387872, 1393560, 1411200, 1416786, 1434720, 1445700, 1475712, 1486464, 1493100, 1517985, 1537200, 1542080, 1548400, 1592640, 1614060, 1619184, 1672272, 1686650, 1706400, 1721664, 1734840, 1741950, 1756800, 1769600, 1793400, 1821582, 1844640, 1850496, 1858080, 1889048, 1911168, 1912960, 1927600, 1990800, 2017575, 2023980, 2049600, 2081808, 2090340, 2116800, 2125179, 2152080, 2158912, 2168550, 2229696, 2275200, 2305800, 2313120, 2322600, 2361310, 2388960, 2391200, 2428776, 2459520, 2477440, 2529975, 2582496, 2602260, 2612925, 2635200, 2654400, 2690100, 2698640, 2775744, 2787120, 2833572, 2869440, 2891400, 2986200, 3035970, 3074400, 3084160, 3096800, 3185280, 3228120, 3238368, 3252825, 3344544, 3373300, 3412800, 3443328, 3469680, 3483900, 3541965, 3586800, 3643164, 3689280, 3716160, 3778096, 3855200, 3981600, 4035150, 4047960, 4099200, 4163616, 4180680, 4233600, 4250358, 4304160, 4317824, 4337100, 4459392, 4553955, 4611600, 4626240, 4645200, 4722620, 4777920, 4782400, 4857552, 5059950, 5164992, 5204520, 5225850, 5270400, 5308800, 5380200, 5397280, 5551488, 5574240, 5667144, 5738880, 5782800, 5903275, 5972400, 6071940, 6148800, 6193600, 6375537, 6456240, 6476736, 6505650, 6689088, 6746600, 6825600, 6939360, 6967800, 7083930, 7173600, 7286328, 7378560, 7432320, 7556192, 7589925, 7710400, 7963200, 8070300, 8095920, 8327232, 8361360, 8500716, 8608320, 8674200, 9107910, 9223200, 9252480, 9290400, 9445240, 9555840, 9564800, 9715104, 10119900, 10329984, 10409040, 10451700, 10625895, 10760400, 10794560, 11148480, 11334288, 11565600, 11806550, 11944800, 12143880, 12297600, 12387200, 12751074, 12912480, 12953472, 13011300, 13378176, 13493200, 13878720, 13935600, 14167860, 14347200, 14572656, 15112384, 15179850, 15420800, 15926400, 16140600, 16191840, 16654464, 16722720, 17001432, 17216640, 17348400, 17709825, 18215820, 18446400, 18580800, 18890480, 19430208, 20239800, 20818080, 20903400, 21251790, 21520800, 21589120, 22296960, 22668576, 22769775, 23131200, 23613100, 23889600, 24287760, 25502148, 25824960, 26022600, 26986400, 27757440, 27871200, 28335720, 28694400, 29145312, 30224768, 30359700, 31877685, 32281200, 32383680, 33445440, 34002864, 34696800, 35419650, 36431640, 36892800, 37161600, 37780960, 38860416, 40479600, 41636160, 41806800, 42503580, 43041600, 45337152, 45539550, 46262400, 47226200, 47779200, 48575520, 51004296, 51649920, 52045200, 53129475, 53972800, 55742400, 56671440, 58290624, 60719400, 63755370, 64562400, 64767360, 66890880, 68005728, 69393600, 70839300, 72863280, 75561920, 80959200, 83272320, 83613600, 85007160, 86083200, 90674304, 91079100, 94452400, 97151040, 102008592, 104090400, 106258950, 107945600, 111484800, 113342880, 116581248, 121438800, 127510740, 129124800, 136011456, 138787200, 141678600, 145726560, 151123840, 159388425, 161918400, 167227200, 170014320, 182158200, 188904800, 194302080, 204017184, 208180800, 212517900, 226685760, 242877600, 255021480, 258249600, 272022912, 283357200, 291453120, 318776850, 323836800, 334454400, 340028640, 364316400, 377809600, 408034368, 416361600, 425035800, 453371520, 485755200, 510042960, 566714400, 582906240, 637553700, 680057280, 728632800, 755619200, 816068736, 850071600, 971510400, 1020085920, 1133428800, 1275107400, 1360114560, 1457265600, 1700143200, 2040171840, 2266857600, 2550214800, 2914531200, 3400286400, 4080343680, 5100429600, 6800572800, 10200859200, 20401718400]

約数ペア:

[(1, 20401718400), (2, 10200859200), (3, 6800572800), (4, 5100429600), (5, 4080343680), (6, 3400286400), (7, 2914531200), (8, 2550214800), (9, 2266857600), (10, 2040171840), (12, 1700143200), (14, 1457265600), (15, 1360114560), (16, 1275107400), (18, 1133428800), (20, 1020085920), (21, 971510400), (24, 850071600), (25, 816068736), (27, 755619200), (28, 728632800), (30, 680057280), (32, 637553700), (35, 582906240), (36, 566714400), (40, 510042960), (42, 485755200), (45, 453371520), (48, 425035800), (49, 416361600), (50, 408034368), (54, 377809600), (56, 364316400), (60, 340028640), (61, 334454400), (63, 323836800), (64, 318776850), (70, 291453120), (72, 283357200), (75, 272022912), (79, 258249600), (80, 255021480), (84, 242877600), (90, 226685760), (96, 212517900), (98, 208180800), (100, 204017184), (105, 194302080), (108, 188904800), (112, 182158200), (120, 170014320), (122, 167227200), (126, 161918400), (128, 159388425), (135, 151123840), (140, 145726560), (144, 141678600), (147, 138787200), (150, 136011456), (158, 129124800), (160, 127510740), (168, 121438800), (175, 116581248), (180, 113342880), (183, 111484800), (189, 107945600), (192, 106258950), (196, 104090400), (200, 102008592), (210, 97151040), (216, 94452400), (224, 91079100), (225, 90674304), (237, 86083200), (240, 85007160), (244, 83613600), (245, 83272320), (252, 80959200), (270, 75561920), (280, 72863280), (288, 70839300), (294, 69393600), (300, 68005728), (305, 66890880), (315, 64767360), (316, 64562400), (320, 63755370), (336, 60719400), (350, 58290624), (360, 56671440), (366, 55742400), (378, 53972800), (384, 53129475), (392, 52045200), (395, 51649920), (400, 51004296), (420, 48575520), (427, 47779200), (432, 47226200), (441, 46262400), (448, 45539550), (450, 45337152), (474, 43041600), (480, 42503580), (488, 41806800), (490, 41636160), (504, 40479600), (525, 38860416), (540, 37780960), (549, 37161600), (553, 36892800), (560, 36431640), (576, 35419650), (588, 34696800), (600, 34002864), (610, 33445440), (630, 32383680), (632, 32281200), (640, 31877685), (672, 30359700), (675, 30224768), (700, 29145312), (711, 28694400), (720, 28335720), (732, 27871200), (735, 27757440), (756, 26986400), (784, 26022600), (790, 25824960), (800, 25502148), (840, 24287760), (854, 23889600), (864, 23613100), (882, 23131200), (896, 22769775), (900, 22668576), (915, 22296960), (945, 21589120), (948, 21520800), (960, 21251790), (976, 20903400), (980, 20818080), (1008, 20239800), (1050, 19430208), (1080, 18890480), (1098, 18580800), (1106, 18446400), (1120, 18215820), (1152, 17709825), (1176, 17348400), (1185, 17216640), (1200, 17001432), (1220, 16722720), (1225, 16654464), (1260, 16191840), (1264, 16140600), (1281, 15926400), (1323, 15420800), (1344, 15179850), (1350, 15112384), (1400, 14572656), (1422, 14347200), (1440, 14167860), (1464, 13935600), (1470, 13878720), (1512, 13493200), (1525, 13378176), (1568, 13011300), (1575, 12953472), (1580, 12912480), (1600, 12751074), (1647, 12387200), (1659, 12297600), (1680, 12143880), (1708, 11944800), (1728, 11806550), (1764, 11565600), (1800, 11334288), (1830, 11148480), (1890, 10794560), (1896, 10760400), (1920, 10625895), (1952, 10451700), (1960, 10409040), (1975, 10329984), (2016, 10119900), (2100, 9715104), (2133, 9564800), (2135, 9555840), (2160, 9445240), (2196, 9290400), (2205, 9252480), (2212, 9223200), (2240, 9107910), (2352, 8674200), (2370, 8608320), (2400, 8500716), (2440, 8361360), (2450, 8327232), (2520, 8095920), (2528, 8070300), (2562, 7963200), (2646, 7710400), (2688, 7589925), (2700, 7556192), (2745, 7432320), (2765, 7378560), (2800, 7286328), (2844, 7173600), (2880, 7083930), (2928, 6967800), (2940, 6939360), (2989, 6825600), (3024, 6746600), (3050, 6689088), (3136, 6505650), (3150, 6476736), (3160, 6456240), (3200, 6375537), (3294, 6193600), (3318, 6148800), (3360, 6071940), (3416, 5972400), (3456, 5903275), (3528, 5782800), (3555, 5738880), (3600, 5667144), (3660, 5574240), (3675, 5551488), (3780, 5397280), (3792, 5380200), (3843, 5308800), (3871, 5270400), (3904, 5225850), (3920, 5204520), (3950, 5164992), (4032, 5059950), (4200, 4857552), (4266, 4782400), (4270, 4777920), (4320, 4722620), (4392, 4645200), (4410, 4626240), (4424, 4611600), (4480, 4553955), (4575, 4459392), (4704, 4337100), (4725, 4317824), (4740, 4304160), (4800, 4250358), (4819, 4233600), (4880, 4180680), (4900, 4163616), (4977, 4099200), (5040, 4047960), (5056, 4035150), (5124, 3981600), (5292, 3855200), (5400, 3778096), (5490, 3716160), (5530, 3689280), (5600, 3643164), (5688, 3586800), (5760, 3541965), (5856, 3483900), (5880, 3469680), (5925, 3443328), (5978, 3412800), (6048, 3373300), (6100, 3344544), (6272, 3252825), (6300, 3238368), (6320, 3228120), (6405, 3185280), (6588, 3096800), (6615, 3084160), (6636, 3074400), (6720, 3035970), (6832, 2986200), (7056, 2891400), (7110, 2869440), (7200, 2833572), (7320, 2787120), (7350, 2775744), (7560, 2698640), (7584, 2690100), (7686, 2654400), (7742, 2635200), (7808, 2612925), (7840, 2602260), (7900, 2582496), (8064, 2529975), (8235, 2477440), (8295, 2459520), (8400, 2428776), (8532, 2391200), (8540, 2388960), (8640, 2361310), (8784, 2322600), (8820, 2313120), (8848, 2305800), (8967, 2275200), (9150, 2229696), (9408, 2168550), (9450, 2158912), (9480, 2152080), (9600, 2125179), (9638, 2116800), (9760, 2090340), (9800, 2081808), (9954, 2049600), (10080, 2023980), (10112, 2017575), (10248, 1990800), (10584, 1927600), (10665, 1912960), (10675, 1911168), (10800, 1889048), (10980, 1858080), (11025, 1850496), (11060, 1844640), (11200, 1821582), (11376, 1793400), (11529, 1769600), (11613, 1756800), (11712, 1741950), (11760, 1734840), (11850, 1721664), (11956, 1706400), (12096, 1686650), (12200, 1672272), (12600, 1619184), (12640, 1614060), (12810, 1592640), (13176, 1548400), (13230, 1542080), (13272, 1537200), (13440, 1517985), (13664, 1493100), (13725, 1486464), (13825, 1475712), (14112, 1445700), (14220, 1434720), (14400, 1416786), (14457, 1411200), (14640, 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